/Engine/Source/Developer/MeshUtilities/Public/MeshUtilities.h
void FindOverlappingCorners ( [FOverlappingCorners](API\Runtime\MeshUtilitiesCommon\FOverlappingCorners) & OutOverlappingCorners, const [TArray](API\Runtime\Core\Containers\TArray)< FVector3f > & InVertices, const [TArray](API\Runtime\Core\Containers\TArray)< uint32 > & InIndices, float ComparisonThreshold ) const